DSP56364D Motorola Inc, DSP56364D Datasheet - Page 42

• Manufacturer Part Number: DSP56364D
• Description: 24-Bit Audio Digital Signal Processor
• Manufacturer: Motorola Inc

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135
136
137
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140
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142
No.
Specifications
External Memory Expansion Port (Port A)
2-22
Table 2-9 DRAM Page Mode Timings, One Wait State (Low-Power Applications)
Last column address valid to
Page mode cycle time for two
consecutive accesses of the
same direction
Page mode cycle time for
mixed (read and write)
accesses
CAS assertion to data valid
(read)
Column address valid to data
valid (read)
CAS deassertion to data not
valid (read hold time)
Last CAS assertion to RAS
deassertion
Previous CAS deassertion to
RAS deassertion
CAS assertion pulse width
Last CAS deassertion to RAS
deassertion
CAS deassertion pulse width
Column address valid to CAS
assertion
CAS assertion to column
address not valid
RAS deassertion
• BRW[1:0] = 00
• BRW[1:0] = 01
• BRW[1:0] = 10
• BRW[1:0] = 11
Characteristics
4
Freescale Semiconductor, Inc.
For More Information On This Product,
DSP56364 Advance Information
Symbol
Go to: www.freescale.com
t
t
t
RHCP
t
t
t
t
t
t
t
CAC
t
OFF
RSH
CAS
CRP
t
ASC
CAH
RAL
PC
CP
AA
6.25
0.75
0.75
1.75
3.25
4.25
0.75
1.5
0.5
0.5
Expression
2
2
1.25
T
2
C
T
T
T
T
T
C
C
T
T
T
T
T
T
T
C
C
C
T
C
C
C
C
C
C
C
7.5
C
T
– 6.0
4.0
4.0
C
7.5
4.0
4.0
4.0
4.0
6.0
4.0
6.0
6.0
100.0
156.5
206.5
306.5
62.5
33.5
96.0
33.5
81.5
21.0
21.0
33.5
96.0
Min
0.0
—
—
20 MHz
Max
42.5
67.5
—
—
—
—
—
—
—
—
—
—
—
—
6
102.2
135.5
202.1
66.7
41.7
21.0
62.7
21.0
52.3
12.7
12.7
21.0
62.7
Min
0.0
—
—
30 MHz
MOTOROLA
Max
25.8
42.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
6
1, 2, 3
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns